| Dhani Nivat ธานีนิวัต | |
|---|---|
| Prince Bidyalabh Bridhyakon | |
 | |
| Regent of Thailand | |
| In office | 12 March 1951 – 19 December 1952 27 May – 6 June 1963 9 – 14 July 1963 |
| President of the Privy Council | |
| In office | 18 June 1949 – 25 March 1950 |
| Predecessor | Position established |
| Successor | Prince Rangsit Prayurasakdi |
| Minister of Public Instruction | |
| In office | 3 August 1926 – 10 December 1932 |
| Prime Minister | Phraya Manopakorn Nititada |
| Predecessor | Thammasakmontri |
| Successor | Thammasakmontri |
| Born | 7 November 1885 Bangkok, Siam |
| Died | 8 September 1974 (aged 88) Bangkok, Thailand |
| Spouse | Prayoon Sonakul na Ayutthaya (née Sukhum) |
| Issue | 3 children
|
| House | Chakri dynasty |
| Father | Bidyalabh Pruethidhada |
| Mother | Am Sonakul Na Ayutthaya |
| Signature |  |
Dhani Nivat, the Prince Bidyalabh Bridhyakon (Thai: พระวรวงศ์เธอ พระองค์เจ้าธานีนิวัต กรมหมื่นพิทยลาภพฤฒิยากร; 7 November 1885 – 8 September 1974) was a member of the Chakri dynasty and Thai courtier. Previously known as Prince Dhaninivat Sonakul (หม่อมเจ้าธานีนิวัต โสณกุล), he received princely rank in 1922. Prince Dhani served many Thai monarchs as Minister of Education and as President of the Privy Council; in the latter capacity he acted as regent for King Bhumibol Adulyadej on three separate occasions. The prince was also known for his academic writings on Thai history and culture. He served as president of the Siam Society for over 20 years.